The world has fallen. The wall has risen. And the true nightmare is just beginning.​After the devastating battle on the cliffside, Tyrrell Amadou Williams is a ghost of the hero he once was. Powerless and trapped in a deep coma, he leaves behind a world fractured by the very serum meant to protect it. While he sleeps, humanity has retreated behind a massive Great Wall, cowering from the "Breeds"-monstrous evolutions of man led by the ruthless Anton Sokolov.​But the danger isn't just outside the gates. Inside the new city, the foundations of loyalty are crumbling.​Nick and Amber, bound by the grief of losing Tyrrell, have found a forbidden comfort in each other's arms. When Tyrrell finally defies the odds and wakes, he doesn't return to the world he knew. He wakes to a brotherhood shattered by betrayal, a family struggling to lead a desperate council, and a growing darkness that even the strongest steel cannot contain.